大约有 32,000 项符合查询结果（耗时：0.0546秒） [XML]
Beyond Stack Sampling: C++ Profilers
...al cause is.
The gprof2dot tool generates a dot graph description that you then feed into a graphviz tool. The output is basically a callgraph with functions color coded by their impact on the application.
A few hints to get gprof2dot to generate nice output.
I use a --skew of 0.001 on my graphs ...
Differences between hard real-time, soft real-time, and firm real-time?
...ss for your sound example, if the sound is synchronized to a video stream, then some late arriving audio packets will have zero usefulness? But there are some movie playback systems that speed-up the audio to catch up to the video.
– jxh
Jun 26 '13 at 1:12
...
Problems with entering Git commit message with Vim
...presented guidelines
press Esc to make sure you are out of the insert mode
then type :wqEnter or ZZ.
Note that in VIM there are often several ways to do one thing. Here there is a slight difference though. :wqEnter always writes the current file before closing it, while ZZ, :xEnter, :xiEnter, :xit...
What is lazy loading in Hibernate?
... to lazily load a collection of child entities. The actual lazy loading is then done inside the methods of the PersistentSet which Hibernate uses "under the hoods" to assign the collection of entities as Set.
E.g.
public class Parent {
private Set<Child> children;
public Set<Chil...
Check whether HTML element has scrollbars
....
If they're greater than 0, you know there are scrollbars. If they're 0, then set them to 1, and test them again to see if you get a result of 1. Then set them back to 0.
Example: http://jsfiddle.net/MxpR6/1/
function hasScroll(el, direction) {
direction = (direction === 'vertical') ? 'scrol...
Debugging WebSocket in Google Chrome
...ude the payload content.
If your WebSocket connection uses binary frames then you will probably still want to use Wireshark to debug the connection. Wireshark 1.8.0 added dissector and filtering support for WebSockets. An alternative may be found in this other answer.
...
How to uncheck checkbox using jQuery Uniform library
...an updated fiddle. If you mean that it'll have issues specifically in 1.6, then that's probably true since jQuery changed then reverted behavior of .attr(). Using 1.6 or higher, you should really be using .prop().
– user113716
Aug 25 '11 at 16:42
...
How can one close HTML tags in Vim quickly?
...></p> and places the cursor inside the tag in insert mode.
If you then immediately type another > (e.g. you type <p>>), it expands that into
<p>
</p>
and places the cursor inside the tag, indented once, in insert mode.
The xml vim plugin adds code folding and n...
What's the bad magic number error?
...e.
Python puts a similar marker into its pyc files when it creates them.
Then the python interpreter makes sure this number is correct when loading it.
Anything that damages this magic number will cause your problem. This includes editing the pyc file or trying to run a pyc from a different versi...
How to search file text for a pattern and replace it with a given value
...son (ctrl-c, OOM killer, system crash, power outage, etc) during the write then the truncated file will also be left over, which can be catastrophic. This is the kind of dataloss scenario which developers MUST consider because it will happen. For that reason, I think the accepted answer should mos...